CN102137565A - Shell with color and processing method thereof - Google Patents
Shell with color and processing method thereof Download PDFInfo
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- CN102137565A CN102137565A CN2010103007964A CN201010300796A CN102137565A CN 102137565 A CN102137565 A CN 102137565A CN 2010103007964 A CN2010103007964 A CN 2010103007964A CN 201010300796 A CN201010300796 A CN 201010300796A CN 102137565 A CN102137565 A CN 102137565A
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- vapour deposition
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Abstract
The invention provides a shell with color and a processing method thereof. The shell comprises a substrate, a color layer and a binding layer, wherein the surface of the substrate comprises at least one smooth area; the color layer covers the smooth area on the substrate; the L* coordinate, a* coordinate and b* coordinate of a chroma area presented by the color layer in a CIE (commission internationale de l'eclairag) LAB color system respectively range from 51 to 53, from minus 1.04 to minus 0.04 and from 1.88 to 2.88; and the binding layer is arranged between the substrate and the color layer so as to joint the substrate and the color layer.
Description
Technical field
The present invention relates to a kind of colorful housing and surface treatment method thereof, relate to a kind of colorful housing and processing method thereof especially with specific color and metal-like.
Background technology
Along with the rapid evolution of science and technology, various electronic installation development such as mobile phone, personal digital assistant (PDA, Personal Digital Assistant), personal computer and mobile computer is rapid, and its function is also more and more abundant.For the shell that makes electronic installation has rich colors, can utilize colored plastic to form the colored plastic shell traditionally, or form the colorant layer at the surface of shell of electronic installation by the mode of spraying paint.Only, plastic casing can not present good metal texture with the shell that sprays paint.On the other hand, be difficult for precision owing to the technology of metal coating own is comparatively complicated and control, so known techniques can only form a few conventional metals color in surface of shell all the time, fail to have breakthrough in rich colors texture aspect.
Summary of the invention
In view of this, be necessary to provide a kind of colorful housing and surface treatment method thereof, to solve known problem with specific color.
A kind of colorful housing comprises base material, color layer and binder course.The surface of base material comprises at least one smooth region, and the smooth region of color layer covering substrates, wherein the chroma areas that presents in smooth region of color layer is in (Commission internationale de l ' the é clairag of Commission Internationale De L'Eclairage, CIE) the L* coordinate of LAB colour system is between 51 to 53, the a* coordinate is between-1.04 to-0.04, and the b* coordinate is between 1.88 to 2.88.Binder course is arranged between base material and color layer, to engage base material and color layer.
A kind of surface treatment method of colorful housing may further comprise the steps: a base material is provided; Form a binder course, at least one surface of covering substrates; And form a color layer, and cover the binder course surface, wherein between 51 to 53, the a* coordinate is between-1.04 to-0.04 in the L* coordinate of CIE LAB colour system for the chroma areas that presents of color layer, and the b* coordinate is between 1.88 to 2.88.
Compare with known techniques, described colorful housing provides the metal-like of specific color by its color layer.
Description of drawings
Fig. 1 is the structural representation of the colorful housing of preferred embodiment of the present invention.
Fig. 2 is the colorful housing parts structural profile schematic diagram of Fig. 1.
Fig. 3 for the color layer of preferred embodiment of the present invention in the schematic diagram of the scope of CIE LAB colour system L* coordinate.
Fig. 4 for the color layer of preferred embodiment of the present invention in the schematic diagram of the scope of CIE LAB colour system a* coordinate and b* coordinate.
Fig. 5 carries out the surface-treated schematic flow sheet for preferred embodiment of the present invention to colorful housing.
Embodiment
Below in conjunction with accompanying drawing, with preferred embodiment and cooperate graphic being described in detail as follows.
See also Fig. 1 and Fig. 2, the preferred embodiment of the colorful housing of the present invention for example can be the shell of a mobile phone, and it comprises that a base material 1, a binder course 2, a color layer 3 reach optionally cover layer 4.Wherein binder course 2 is located at least one surface of base material 1, and color layer 3 is arranged at the surface of binder course 2, and cover layer 4 can be arranged at the surface of color layer 3.
See also Fig. 3 and Fig. 4, when the surface to be coated of base material 1 comprises smooth region, the chroma areas that color layer 3 provided by the present invention presents in smooth region can be between 51 to 53 in the L* coordinate of CIE LAB colour system, the a* coordinate can be between-1.04 to-0.04, and the b* coordinate can be between 1.88 to 2.88.
See also Fig. 5, and consult Fig. 1 and Fig. 2 in the lump, the surface treatment method of the colorful housing of the present invention may further comprise the steps: at first, form the base material 1 of a mobile phone shell, base material 1 is made by ceramic materials such as stainless steel and other metal materials or glass.Can further carry out surface treatment to base material 1 after forming base material 1, satisfying the outward appearance chromaticness needs of shell, or the evenness that can further adjust base material 1 makes follow-up its lip-deep binder course 2 that is formed at have high tack.
Secondly, form a binder course 2 in base material 1 lip-deep precalculated position, for example the preferable chromium nitride that comprises of the material of binder course 2.Can adopt the method for physical vapour deposition (PVD) processing procedure sputter on the surface of base material 1, to form binder course 2 in the actual production, with base material 1 is base material, utilize a chromium target sputter, adopt radio frequency (RF) energy source to excite argon gas electricity slurry with 27 to 33 standard cube centimetre per minutes (standard cubic centimeter per minute, sccm) flow attack target, the material splash of target material surface is come out, be deposited into base material 1 surface.
Then, form a color layer 3 in binder course 2 surfaces.The preferable titanium alloy that comprises of the material of color layer 3.Can also adopt the method for physical vapour deposition (PVD) processing procedure sputter to form color layer 3 in the actual production.In preferred embodiment of the present invention, the physical vapour deposition (PVD) processing procedure that forms color layer 3 bombards the power of titanium target between 10.8 to 13.2 kilowatts, the bias voltage of physical vapour deposition (PVD) processing procedure is between 135 to 165 volts, the process temperatures of physical vapour deposition (PVD) processing procedure is between 153 to 187 degree Celsius, the processing procedure time of physical vapour deposition (PVD) processing procedure was between 72 to 88 minutes, the revolution rotating speed of base material in the physical vapour deposition (PVD) processing procedure between 1.8 to 2.2 Revolution Per Minutes (revolution per minute, rpm).
At the process gas flow partly, the physical vapour deposition (PVD) processing procedure comprises provides argon gas and nitrogen.Wherein the flow of argon gas is between 162 to 188sccm, and nitrogen then is divided into four-stage to be provided, and the phase I is that the flow of the nitrogen that is provided is between 108 to 132sccm in wherein in 4.5 to 5.5 minutes of processing procedure time; Second stage is that the flow of the nitrogen that is provided is between 162 to 198sccm in wherein in 4.5 to 5.5 minutes of processing procedure time; Phase III is that the flow of the nitrogen that is provided is between 216 to 264sccm in wherein in 9 to 11 minutes of processing procedure time; The quadravalence section is in wherein in 54 to 66 minutes of processing procedure time, the flow of the nitrogen that is provided between 324 to 396sccm.
According to above-mentioned process step, the present invention can form required specific color and metal-like on base material 1 and binder course 2.As previously mentioned, the chromaticity coordinate of the formed color layer 3 of aforementioned process step (L*, a* b*) are (51 ~ 53 ,-1.04 ~-0.04,1.88 ~ 2.88), this for known colorful housing the Color Range that can't provide.
Thereafter, the alternative cover layer 4 that forms in the surface of color layer 3.Cover layer 4 can comprise any appropriate insulation material, so that the protection effect to be provided.
Be appreciated that the preferred embodiment of the colorful housing of the present invention is equally applicable to the electronic installation of other kinds such as mobile computer, personal digital assistant, or any need has the device of specific color and metal-like.When use is equipped with the mobile phone of preferred embodiment of the colorful housing of the present invention, the color layer that is covered in the binder course surface can provide the metal-like of specific color, satisfying the outward appearance chromaticness needs of shell, thereby form device with rich colors and good metal-like.
In sum, the present invention meets the important document of patent of invention, and the whence proposes patent application in accordance with the law.Only, the above person only is preferred embodiment of the present invention, from the claim scope that can not limit this case with this.Such as be familiar with the personage of this case skill, modify or variation, all should be included in the claim scope in helping the equivalence of being done according to this case invention spirit.
Claims (26)
1. colorful housing is characterized in that:
One base material, the surface of described base material comprises at least one smooth region;
One color layer covers the described smooth region of described base material, and wherein the L* coordinate in chroma areas that described smooth region presented in CIE LAB colour system is between 51 to 53, and the a* coordinate is between-1.04 to-0.04, and the b* coordinate is between 1.88 to 2.88; And
One binder course is arranged between described base material and described color layer, to engage described base material and described color layer.
2. colorful housing as claimed in claim 1 is characterized in that described base material is metal material or ceramic material.
3. colorful housing as claimed in claim 1 is characterized in that described binder course comprises chromium nitride.
4. colorful housing as claimed in claim 3 is characterized in that described binder course lies in the physical vapour deposition (PVD) processing procedure to utilize a chromium target to form.
5. colorful housing as claimed in claim 1 is characterized in that described color layer comprises titanium alloy.
6. colorful housing as claimed in claim 5 is characterized in that described color layer lies in to utilize a titanium target in the physical vapour deposition (PVD) processing procedure.
7. colorful housing as claimed in claim 1, the Vickers hardness (Vickers hardness) that it is characterized in that described colorful housing is more than or equal to 500HV.
8. colorful housing as claimed in claim 1 is characterized in that the surface of described base material more comprises a vaporific zone, and described color layer covers described vaporific zone.
9. colorful housing as claimed in claim 1 is characterized in that the surface of described base material more comprises most wire drawing shape micro-structurals, and described color layer covers more described wire drawing shape micro-structural.
10. the surface treatment method of a colorful housing is characterized in that:
One base material is provided;
Form a binder course, cover the surface of described base material; And
Form a color layer, cover described binder course surface, between 51 to 53, the a* coordinate is between-1.04 to-0.04 in the L* coordinate of CIE LAB colour system for the chroma areas that wherein said color layer presents, and the b* coordinate is between 1.88 to 2.88.
11. surface treatment method as claimed in claim 10 is characterized in that described base material is metal material and ceramic material.
12. surface treatment method as claimed in claim 10 is characterized in that the step that forms described binder course comprises a physical vapour deposition (PVD) processing procedure.
13. surface treatment method as claimed in claim 12 it is characterized in that described physical vapour deposition (PVD) processing procedure comprises to utilize a chromium target to carry out sputter, and described binder course comprises chromium nitride.
14. surface treatment method as claimed in claim 10 is characterized in that the step that forms described color layer comprises a physical vapour deposition (PVD) processing procedure.
15. surface treatment method as claimed in claim 14 it is characterized in that described physical vapour deposition (PVD) processing procedure comprises to utilize a titanium target to carry out sputter, and described color layer comprises titanium alloy.
16. surface treatment method as claimed in claim 15 is characterized in that described physical vapour deposition (PVD) processing procedure bombards the power of described titanium target between 10.8 to 13.2 kilowatts.
17. surface treatment method as claimed in claim 14, the bias voltage that it is characterized in that described physical vapour deposition (PVD) processing procedure is between 135 to 165 volts.
18. surface treatment method as claimed in claim 14, the process temperatures that it is characterized in that described physical vapour deposition (PVD) processing procedure is between 153 to 187 degree Celsius.
19. surface treatment method as claimed in claim 14, the processing procedure time that it is characterized in that described physical vapour deposition (PVD) processing procedure was between 72 to 88 minutes.
20. surface treatment method as claimed in claim 14, it is characterized in that described physical vapour deposition (PVD) processing procedure comprises provides argon gas, and the flow of argon gas between 162 to 188 standard cube centimetre per minutes (standard cubiccentimeter per minute, sccm).
21. surface treatment method as claimed in claim 14, it is characterized in that described physical vapour deposition (PVD) processing procedure comprises provides nitrogen.
22. surface treatment method as claimed in claim 21 is characterized in that in wherein in 4.5 to 5.5 minutes of processing procedure time of described physical vapour deposition (PVD) processing procedure, the flow of described nitrogen between 108 to 132sccm.
23. surface treatment method as claimed in claim 21 is characterized in that in wherein in 4.5 to 5.5 minutes of processing procedure time of described physical vapour deposition (PVD) processing procedure, the flow of described nitrogen between 162 to 198sccm.
24. surface treatment method as claimed in claim 21 is characterized in that in wherein in 9 to 11 minutes of processing procedure time of described physical vapour deposition (PVD) processing procedure, the flow of described nitrogen between 216 to 264sccm.
25. surface treatment method as claimed in claim 21 is characterized in that in wherein in 54 to 66 minutes of processing procedure time of described physical vapour deposition (PVD) processing procedure, the flow of described nitrogen between 324 to 396sccm.
26. surface treatment method as claimed in claim 14, it is characterized in that the revolution rotating speed of described base material in described physical vapour deposition (PVD) processing procedure between 1.8 to 2.2 Revolution Per Minutes (revolution per minute, rpm).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010103007964A CN102137565A (en) | 2010-01-27 | 2010-01-27 | Shell with color and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010103007964A CN102137565A (en) | 2010-01-27 | 2010-01-27 | Shell with color and processing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102137565A true CN102137565A (en) | 2011-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010103007964A Pending CN102137565A (en) | 2010-01-27 | 2010-01-27 | Shell with color and processing method thereof |
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| CN (1) | CN102137565A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4943486A (en) * | 1987-04-01 | 1990-07-24 | Seiko Epson Corporation | Coated article and method of production |
| US6391475B1 (en) * | 2000-03-10 | 2002-05-21 | General Electric Company | Modified aluminum-containing protective coating and its preparation |
| CN1419404A (en) * | 2001-11-13 | 2003-05-21 | 鸿富锦精密工业（深圳）有限公司 | Casing of electronic device |
| CN1898408A (en) * | 2003-12-23 | 2007-01-17 | 山特维克知识产权股份有限公司 | A stainless steel strip coated with a decorative layer |
| CN101006193A (en) * | 2004-08-25 | 2007-07-25 | 山特维克知识产权股份有限公司 | Metal product, method of manufacturing a metal product and use thereof |
-
2010
- 2010-01-27 CN CN2010103007964A patent/CN102137565A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4943486A (en) * | 1987-04-01 | 1990-07-24 | Seiko Epson Corporation | Coated article and method of production |
| US6391475B1 (en) * | 2000-03-10 | 2002-05-21 | General Electric Company | Modified aluminum-containing protective coating and its preparation |
| CN1419404A (en) * | 2001-11-13 | 2003-05-21 | 鸿富锦精密工业（深圳）有限公司 | Casing of electronic device |
| CN1898408A (en) * | 2003-12-23 | 2007-01-17 | 山特维克知识产权股份有限公司 | A stainless steel strip coated with a decorative layer |
| CN101006193A (en) * | 2004-08-25 | 2007-07-25 | 山特维克知识产权股份有限公司 | Metal product, method of manufacturing a metal product and use thereof |
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Application publication date: 20110727 |